Tiwari Academy Discussion

Asked: October 28, 2020In: Class 9

Why does an object float or sink when placed on the surface of water?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-138 Questions No-3

Rudra Rustagi

Asked: October 28, 2020In: Class 9

You find your mass to be 42 kg on a weighing machine. Is your mass more or less than 42 kg?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-142 Questions No-1

karin joseph

Asked: October 28, 2020In: Class 9

You have a bag of cotton and an iron bar, each indicating a mass of 100 kg when measured on a weighing machine. In reality, one is heavier than other. Can you say which one is heavier and why?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-142 Questions No-2

karin joseph

Asked: October 28, 2020In: Class 9

How does the force of gravitation between two objects change when the distance between them is reduced to half?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-142 Questions No-1

karin joseph

Asked: October 28, 2020In: Class 9

Gravitational force acts on all objects in proportion to their masses. Why then, a heavy object does not fall faster than a light object?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-143 Questions No-2

karin joseph

Asked: October 28, 2020In: Class 9

The earth and the moon are attracted to each other by gravitational force. Does the earth attract the moon with a force that is greater or smaller or the same as the force with which the moon attracts the earth? Why?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-143 Questions No-4

karin joseph

Asked: October 28, 2020In: Class 9

If the moon attracts the earth, why does the earth not move towards the moon?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-143 Questions No-5

karin joseph

Asked: October 28, 2020In: Class 9

What happens to the force between two objects, if the mass of one object is doubled?

Class9, science, NCERT, CBSE, 2022-2023, Chapter 10, Gravitation, NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-144 Questions No-6 Part-1

karin joseph

Asked: October 28, 2020In: Class 9

What happens to the force between two objects, if the distance between the objects is doubled and tripled?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-144 Questions No-6 Part 2

karin joseph

Asked: October 28, 2020In: Class 9

What happens to the force between two objects, if the masses of both objects are doubled?

NCERT Solutions for Class 9 Science Chapter 10 Important NCERT Questions Gravitation NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-144 Questions No-6 Part 3

Why does an object float or sink when placed on the surface of water?

You find your mass to be 42 kg on a weighing machine. Is your mass more or less than 42 kg?

You have a bag of cotton and an iron bar, each indicating a mass of 100 kg when measured on a weighing machine. In reality, one is heavier than other. Can you say which one is heavier and why?

How does the force of gravitation between two objects change when the distance between them is reduced to half?

Gravitational force acts on all objects in proportion to their masses. Why then, a heavy object does not fall faster than a light object?

The earth and the moon are attracted to each other by gravitational force. Does the earth attract the moon with a force that is greater or smaller or the same as the force with which the moon attracts the earth? Why?

If the moon attracts the earth, why does the earth not move towards the moon?

What happens to the force between two objects, if the mass of one object is doubled?

What happens to the force between two objects, if the distance between the objects is doubled and tripled?

What happens to the force between two objects, if the masses of both objects are doubled?

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